For those of us who have to work, but you have multiple computers and unfinished intellectual emotional aspirations, Boinc is probably good for your qi! Besides one can only play so much Warcraft ...
http://boinc.berkeley.edu/
Considering the 5th dimension may exist only a millimeter from our own universe--I'd like to help the guy working on that one. Because I don't really understand that idea, but it seems like someone out there should.